Adjusting analog output level with local display interface - HMT370EX
HMT370EX User Guide
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To adjust the output level of analog
output channel 1 or 2 with the local display interface:
Detach the probe body and open the transmitter cover.
Connect a multimeter to the mA testing points located above the output screw terminals
on the transmitter component board (see Figure 1).
Select Analog output 1 or
Analog output 2.
, and then select either
The display shows information about the analog output level adjustment. Select
Next to start sending the low level (4 mA) test output from the
transmitter analog channel.
Verify that the output reading of the multimeter matches 4 mA. If the multimeter
reading differs from 4 mA, enter the required change to the transmitter output level with
the Up and Down buttons. Select Next after the correction.
The transmitter starts to send the high level (20 mA) test output. Verify that the
output reading of the multimeter matches 20 mA. If the multimeter reading differs from 20
mA, enter the required change to the transmitter output level. Select
Next after the correction.
In the next view, select Apply to take the adjustment into use.
If you do not want to save the adjustment, select Back.
Remove the multimeter, close the transmitter cover, and reattach the probe body.